148121254 has 4 divisors (see below), whose sum is σ = 222181884. Its totient is φ = 74060626.

The previous prime is 148121227. The next prime is 148121261. The reversal of 148121254 is 452121841.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37030312 + ... + 37030315.

It is an arithmetic number, because the mean of its divisors is an integer number (55545471).

Almost surely, 2^148121254 is an apocalyptic number.

148121254 is a deficient number, since it is larger than the sum of its proper divisors (74060630).

148121254 is an equidigital number, since it uses as much as digits as its factorization.

148121254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74060629.

The product of its digits is 2560, while the sum is 28.

The square root of 148121254 is about 12170.5075489891. The cubic root of 148121254 is about 529.1016632024.

The spelling of 148121254 in words is "one hundred forty-eight million, one hundred twenty-one thousand, two hundred fifty-four".